Constellium Se (CSTM) Tax Rate (2017 - 2026)
Constellium Se's Tax Rate came in at 25.63% for Q3 2026, down 4.53 percentage points from 30.16% a year earlier and down 5.22 percentage points from the prior quarter.
Powered by 
Analysis
Constellium Se (CSTM) Tax Rate (2017 - 2026) Analysis & Trends
Over the trailing twelve months to Sep 30, 2026, Constellium Se reported Tax Rate of 28.89%, down 20.23 percentage points year-over-year; for FY2025, it came in at 32.60%, down 22.96 percentage points from FY2024.
- Tax Rate carries a four-year change of +15.25 percentage points (FY2021 to FY2025).
- Going back by year, Tax Rate was 55.56% in FY2024 (+23.23 pp), 32.33% in FY2023 and 17.35% in FY2021.
- The Q3 2026 figure represents the lowest quarterly Tax Rate since Q2 2022.
- Year-over-year, Tax Rate has declined for three consecutive quarters, with an average year-over-year change of -4.35 percentage points over the last six quarters.
- The fastest year-over-year change in Tax Rate over five years came in Q1 2025 (a gain of 12.04 percentage points), and the weakest in Q3 2025 (a drop of 27.74 percentage points).
- Business Quant data shows CSTM's Tax Rate at 30.84% (Q2 2026), 27.94% (Q1 2026) and 31.10% (Q4 2025) in the three quarters before Q3 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | Caterpillar | 256.79 Bn | 228.09 Bn | 7.35 Bn | 22.94% |
| 2 | Amphenol | 183.76 Bn | 178.46 Bn | 4.02 Bn | 27.38% |
| 3 | Deere | 181.25 Bn | 149.34 Bn | 4.66 Bn | 28.11% |
| 4 | Eaton | 132.82 Bn | 129.76 Bn | 3.11 Bn | 21.24% |
| 5 | Parker-Hannifin | 115.39 Bn | 113.27 Bn | 2.26 Bn | 22.25% |
| 6 | 3M | 96.09 Bn | 77.53 Bn | 2.78 Bn | 15.63% |
| 7 | Emerson Electric | 90.66 Bn | 83.40 Bn | 2.66 Bn | 21.62% |
| 8 | Illinois Tool Works | 79.95 Bn | 76.63 Bn | 1.91 Bn | 24.40% |
| 9 | Vertiv Holdings | 70.25 Bn | 59.10 Bn | 1.64 Bn | 23.15% |
| 10 | Constellium Se | 2.94 Bn | 2.35 Bn | 367.00 Mn | 25.63% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 25.63% |
| Jun 30, 2026 | 30.84% |
| Mar 31, 2026 | 27.94% |
| Dec 31, 2025 | 31.10% |
| Sep 30, 2025 | 30.16% |
| Jun 30, 2025 | 35.71% |
| Mar 31, 2025 | 38.71% |
| Sep 30, 2024 | 57.89% |
| Jun 30, 2024 | 25.96% |
| Mar 31, 2024 | 26.67% |
| Jun 30, 2023 | 27.27% |
| Jun 30, 2022 | 17.89% |
| Jun 30, 2021 | 16.92% |
| Jun 30, 2019 | 38.46% |
| Jun 30, 2018 | 31.25% |
| Jun 30, 2017 | 67.50% |
API Access
Constellium Se Tax Rate API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=tax-rate&ticker=CSTM&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "tax-rate", "ticker": "CSTM", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=tax-rate&ticker=CSTM&period=max&api_key=YOUR_API_KEY");
const data = await res.json();